-er b-u bbb bbe bbi bbm bbn bbr bbu be- beb bee bei bem ben ber beu bi- bib bie bii bim bin bir biu bmb bme bmi bmm bmn bmr bmu bnb bne bni bnn bnr bnu brb bre bri brm brn brr bru bub bue bui bum bun bur buu ebb ebe ebi ebm ebn ebr ebu eeb eee eem een eer eib eie eii eim ein eir eiu em- emb eme emi emm emn emr emu en- enb ene eni enm enn enr enu erb ere eri erm ern err eru eu- eub eue eui eun eur ibb ibe ibi ibm ibn ibr ibu ie- iee iei iem ien ier iib iie iii iim iin iir iiu im- imb ime imi imm imn imu in- inb ine ini inm inn inr inu ir- irb ire iri irm irn irr iru iu- iub iue iui ium iur m-r mbb mbe mbi mbm mbr mbu meb mee mei mem men mer meu mi- mib mie mii mim min mir miu mmb mme mmi mmm mmn mmr mmu mnb mne mni mnm mnn mnr mnu mrb mre mri mrm mrn mrr mru mub mue mui mum mun mur muu n-i nbb nbe nbi nbm nbn nbr nbu ne- neb nee nei nem nen ner neu nib nie nii nim nin nir niu nmb nme nmi nmm nmn nmr nmu nnb nne nni nnm nnn nnu nrb nre nri nrm nrn nrr nru nub nue nui num nun nur nuu rbb rbe rbi rbm rbn rbr rbu re- reb ree rei rem ren rer reu rib rie rii rim rin rir rmb rme rmi rmm rmn rmr rnb rni rnm rnn rnr rnu rrb rri rrm rrn rrr rru rub rue rui rum run rur ruu ubb ube ubi ubn ubr ubu ueb uee uei uem uen uer uib uie uii uim uin uir uiu um- umb ume umi umm umn umr umu un- unb une uni unm unn unr unu ur- urb ure uri urm urn urr uru uue uum uun uur uuu